Mesenchymoma of the mesentery

Malignant mesenchymoma of the pleura.

Malignant mesenchymomas are rare soft tissue tumors of mesenchymal origin. We report a case of pleural localization with liposarcomatous, leiomyosarcomatous and osteocartilaginous elements. The treatment associated surgical resection, chemotherapy and radiotherapy. Sixteen months after the diagnosis a metastatic retroperitoneal sarcoma with osteosarcomatous differentiation appeared without any ...

Mesenchymoma (angioliposarcoma) of the thigh.

Benign mesenchymoma of the stomach.

Benign mesenchymoma is a mixed tumour of mesenchymal derivatives composed of a mixture of two or more mesenchymal elements in addition to fibrous tissue. Two cases of this tumour of the stomach are reported. As far as can be ascertained, there has been no previous report of gastric mesenchymoma.

Primary chondrosarcomatous mesenchymoma of the mitral valve.

Despite the oft-quoted assertion that the heart is an organ too noble to be attacked by a primary tumour (de Senac, 1783), such neoplasms are being reported with increasing frequency. While these primary tumours may occur in any part of the heart they are least frequent on the valves and most common in the atria (Rucks, Russell, and Motley, 1963). We report a very unusual primary malignant hear...

Primary malignant mesenchymoma of bladder

RATIONALE Malignant mesenchymoma (MM) is defined as a heterogeneous malignant soft tissue tumor that consists of 2 or more distinctly different mesenchymal components in addition to fibrosarcomatous elements. Bladder MM was rarely reported in the literature and there are only 5 cases of primary bladder MM documented in English literature to date. PATIENT CONCERNS A 58-year-old male complained...